1.at least 至少
例句:He's been away for at least a week.
他走了總有一個星期吧。
2.in line with 符合;與...一致
例句:The new proposal is in line with our general line.
新建議和我們總的原則是一致的。
3.economic output 經濟產出
例句:The share of economic output that importing countries must spend on oil has risen dramatically.
進口國家在石油上必須花費的經濟產出份額已經大幅上升。
4.rely on 依靠;依賴
例句:We had to rely on a compass and a lot of luck to get here.
我們不得不依靠指南針和不錯的運氣找到這兒來。